From: Tejun Heo <tj@kernel.org>
Date: Tue, 12 Jul 2011 07:58:05 +0000 (+0200)
Subject: x86: Fix memblock_x86_check_reserved_size() use in efi_reserve_boot_services()
X-Git-Tag: v3.3-rc1~130^2~30
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=bf61549a2d8e0326f5d6e4d1718883a7212d725f;p=pandora-kernel.git

x86: Fix memblock_x86_check_reserved_size() use in efi_reserve_boot_services()

The return value of memblock_x86_check_reserved_size() doesn't
indicate whether there's an overlapping reservatoin or not.  It
indicates whether the caller needs to iterate further to discover all
reserved portions of the specified area.

efi_reserve_boot_esrvices() wants to check whether the boot services
area overlaps with other reservations but incorrectly used
membloc_x86_check_reserved_size().  Use memblock_is_region_reserved()
instead.

Signed-off-by: Tejun Heo <tj@kernel.org>
Link: http://lkml.kernel.org/r/1310457490-3356-2-git-send-email-tj@kernel.org
Cc: Yinghai Lu <yinghai@kernel.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
---

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